Applying geoscience to Australia's most important challenges

Wanna 1:100 000 unpublished topographic map

Abstract

At this scale 1cm on the map represents 1km on the ground. Each map covers a minimum area of 0.5 degrees longitude by 0.5
degrees latitude or about 54 kilometres by 54 kilometres. The contour interval is 20 metres. Many maps are supplemented by
hill
shading.